AirHint found the following cheapest return flights from Sao Paulo (GRU) to Sydney (SYD) in December 2025 (see full year).

Return flights

02 Dec - 27 Jan	Qatar Airways
08 Dec - 27 Jan	Qatar Airways
05 Dec - 19 Jan	Qatar Airways
08 Dec - 25 Jan	Qatar Airways
08 Dec - 18 Jan	Qatar Airways
07 Dec - 22 Jan	Qatar Airways
07 Dec - 29 Jan	Qatar Airways
07 Dec - 26 Jan	Qatar Airways
07 Dec - 23 Jan	Qatar Airways
07 Dec - 30 Jan	Qatar Airways
05 Dec - 10 Dec	Turkish Airlines
01 Dec - 11 Dec	Turkish Airlines
06 Dec - 13 Dec	Qatar Airways
06 Dec - 16 Dec	Qatar Airways
04 Dec - 14 Dec	Qatar Airways
06 Dec - 27 Dec	Qatar Airways
03 Dec - 26 Dec	Emirates
07 Dec - 14 Dec	Qatar Airways
11 Dec - 25 Dec	Qatar Airways
01 Dec - 15 Dec	Emirates

Also check the deals for one-way flights from Sao Paulo to Sydney in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Sao Paulo to Sydney in December from $1357

Return flights